Q: A frictionless pulley has a rope of negligible mass passing over it. Blocks of mass 15 kg and 5 kg are attached at the two ends of the rope and held stationary. When the masses are released to move freely, their speed in m s⁻¹, after the rope has slipped by 0·25 m over the pulley, is closest to : (take g = 10·0 m s⁻²)
(a)5·0
(b)2·2
(c)1·6
(d)1·2
Correct Answer: (c)
The correct answer is (c): 1·6. Subject: Science & Technology | Sub-topic: Computer & Information Technology Note: This answer was determined through AI-based research. Verify against the official answer key when available.